Create 0280-wiggle-sort.cpp

Author: Shyam-Makwana

cpp/0280-wiggle-sort.cpp

@@ -0,0 +1,14 @@
+/*
+    Time: O(n)
+    Space: O(1)
+*/
+
+class Solution {
+public:
+    void wiggleSort(vector<int> &nums) {
+        for(int i=1; i<nums.size(); i++) {
+            if((i%2==1 && (nums[i] < nums[i-1])) || (i%2==0 && (nums[i] > nums[i-1])))
+                swap(nums[i], nums[i-1]);
+        }
+    }
+};